The otherwise promising young man Asaji (Heihachirô Ôkawa) and his younger brother Yuji (Hideo Saeki) face blighted lives because of society's disapproval of their illegitmacy and déclassé family.
The study of a one-year marriage that begins to crumble. A married man is torn between the love of his wife, and the attraction to a cousin of his wife.
In Japan, scientifically advanced invaders from the war-destroyed planet Mysteroid cause an entire village to vanish, then send a giant robot out to storm the city by night, after which they request a small patch of land on Earth and the right to marry earthling women, claiming to be pacifists. Mankind must decide whether to capitulate or to resist.
